<template>
  <div>
   <h2>TestProvideInject</h2>
   <h3>inject普通用法数据：{{ test }}</h3>
   <h3>inject函数用法数据：{{ fnObj().fn2() }}</h3>
   <h3>inject默认值：{{ defaultValue }}</h3>
  </div>
</template>  
<script lang="ts" setup>
import { inject, onMounted } from "vue";
const test = inject('test')
const fnObj = inject('fnObj');
const defaultValue = inject("default","默认值")
onMounted(()=>{
   const fns = fnObj();
   console.log(fns)
})
</script>